Civilian Conservation Corps (U.S.). (1938). The CCC and wildlife. G.P.O..
Chicago Style (17th ed.) CitationCivilian Conservation Corps (U.S.). The CCC and Wildlife. Washington, D.C.: G.P.O., 1938.
MLA引文Civilian Conservation Corps (U.S.). The CCC and Wildlife. G.P.O., 1938.
警告:這些引文格式不一定是100%准確.